CN216065457U

CN216065457U - Continuous casting billet waste heat recycling device

Info

Publication number: CN216065457U
Application number: CN202122518467.3U
Authority: CN
Inventors: 邱志刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-03-18
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses a continuous casting billet waste heat recycling device which comprises an integrated medium pipe box body, wherein a medium inlet pipe connector and a medium outlet pipe connector are respectively arranged on the integrated medium pipe box body, one side of the integrated medium pipe box body is hinged with an adjustable rack, and the other side of the integrated medium pipe box body is connected with a curling control device capable of controlling the integrated medium pipe box body to be lifted up or put down to one side. Therefore, a large amount of heat generated in the continuous casting billet production process is effectively utilized, heat is extracted and recovered through the heat exchanger, and the recovered hot water or steam is used for industrial or civil hot water, steam or power generation and other purposes. The problem of current hot continuous casting billet configuration of stewing influence the maintenance of continuous casting equipment and be difficult to popularize and apply is solved. The novel waste heat recovery device is suitable for being installed between a hot continuous casting machine and a steel billet rolling and forming steel section, and realizes comprehensive recovery and utilization of waste heat.

Description

Continuous casting billet waste heat recycling device

Technical Field

The utility model relates to a heat energy recovery device, in particular to a continuous casting billet waste heat recovery and utilization device.

Background

The waste heat recycling means that waste heat generated in an industrial process is recycled again and is used for low-temperature steam turbine power generation or other purposes. The main technologies comprise a heat exchange technology, a heat-function conversion technology and a waste heat refrigerating and heating technology. At present, the utilization sources of the waste heat technology are the waste heat of flue gas, the waste heat of cooling medium, the waste heat of waste steam and waste water, the waste heat of high-temperature products and furnace slag, and the waste heat of combustible waste gas and waste material. For the waste heat utilization and recovery of high-temperature continuous casting billet products, in the disclosed technology, if a heat insulation enclosure body is arranged on a high-temperature continuous casting billet, the heat insulation enclosure body is a closed frame type heat exchange jacket sleeved on the corresponding continuous casting billet. Although can reach waste heat recovery and utilize, because the high temperature continuous casting billet carries at the conveying roller bench, the conveying roller bench needs the certain time to overhaul moreover, to the frame heat transfer jacket of the conveying roller bench lower extreme that the distribution was fixed, need hoist and mount the dismantlement. In addition, in order to prevent the specification of the continuous casting blank from changing, the distance between the frame type heat exchange jacket and the continuous casting blank is increased, so that the distance between the frame type heat exchange jacket and the continuous casting blank is fixed, and the distance close to the high-temperature continuous casting blank cannot be adjusted to fully absorb heat energy. In addition, due to the fixed mode configuration, the device is limited by field working conditions, corresponding difficulty is brought to maintenance and overhaul, and the device is difficult to popularize and apply. Therefore, improvements and improvements in the prior art are necessary.

Disclosure of Invention

In view of the current situation, the utility model provides a continuous casting billet waste heat recycling device, which not only can recycle waste heat, but also has an adjusting function, and is greatly convenient for the maintenance and the overhaul of the recycling device and continuous casting machine equipment.

The technical solution of the utility model is as follows: the utility model provides a continuous casting billet waste heat recovery utilizes device, includes integrated medium pipe box, be equipped with medium respectively on the integrated medium pipe box and advance the pipe connector, medium and go out the pipe connector, integrated medium pipe box one side is articulated with adjustable frame, and integrated medium pipe box opposite side is connected with the crimping controlling means that can control it to lift up or put down to one side.

In the above, the curling control device is manually controlled or automatically controlled.

In the foregoing, manual control device, including the reel, the winding has the haulage rope on this reel to and reel one side is equipped with the crank.

Further, the automatic control device is a hydraulic cylinder or a motor reducer.

In the above, the adjustable rack comprises a vertical base, a dovetail groove slide way and a dovetail cross beam installed in the dovetail groove slide way are arranged on the inner side of the vertical base, a hinged support connected with a support arm on the integrated medium pipe box body is arranged on the dovetail cross beam, and a lifting adjusting device is arranged between the dovetail cross beam and the vertical base.

Further, the lifting device is a jack or a hydraulic cylinder.

In the above, the integrated medium pipe in the integrated medium pipe box body is of a distributed pipe arranging structure, a continuous U-shaped structure, or a coil pipe structure.

In the above, the medium inlet pipe and the medium outlet pipe are connected by a metal hose, and the medium outlet pipe is connected with the medium conveying pipeline by the metal hose.

The utility model has the beneficial effects that: a large amount of heat energy generated in the production process of the continuous casting billet is utilized, heat is extracted and recovered through the heat exchanger, and hot water or steam can be generated and used for industrial or civil hot water, steam or power generation and the like. Effectively reduces the production cost of enterprises, creates huge social and environmental benefits at the same time, and meets the relevant requirements of energy conservation, emission reduction and the like. Compared with the heat dissipation device fixedly arranged on the existing hot continuous casting billet, the heat dissipation device has the advantages of convenience in use, flexibility in adjustment, convenience in maintenance and overhaul, no influence on normal production of the continuous casting billet, and easiness in wide popularization and application. The device is suitable for being installed in a hot continuous casting machine, a steel billet rolling and steel forming section, and realizes the recovery and utilization of waste heat in the continuous casting billet production process.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a partial schematic view of the dovetail rail of FIG. 1;

FIG. 4 is a partial schematic view of the adjustable housing of FIG. 1;

fig. 5 is a reference diagram of the use state of fig. 1.

Detailed Description

The utility model will be further explained with reference to the embodiments of the drawings.

The continuous casting billet waste heat recycling device shown in fig. 1 to 4 comprises an adjustable rack, wherein the adjustable rack comprises vertical bases 14 which are symmetrically arranged, dovetail groove slideways 15 are arranged on the inner sides of the vertical bases 14, and dovetail cross beams 12 are arranged in the dovetail groove slideways 15. And a lifting device is arranged between the dovetail beam 12 and the vertical base 14. The lifting device of the embodiment adopts a jack 13, and the dovetail beam 12 is vertically displaced on a dovetail groove slide way 15 of a vertical base 14 through the action of the jack 13. The jack 13 is used for controlling the lifting of the dovetail beam 12, so that the gaps between the integrated medium pipe box body 1 and the continuous casting billets can be adjusted by adjusting the distance between the continuous casting billets of different specifications, and the heat collection requirement of the integrated medium pipe 2 in the integrated medium pipe box body 1 is met. Meanwhile, the impact on normal production caused by collision between the integrated medium pipe 2 and the continuous casting billet is avoided. The upper part of the dovetail beam 12 is provided with symmetrical hinged supports 8, and the integrated medium pipe box body 1 can rotate back and forth along the hinged supports 8 by the hinged supports 8 being hinged with the supporting legs 7 and the pin shafts which are symmetrically arranged on the integrated medium pipe box body 1. The integrated medium pipe 2 that mentions in this embodiment is the calandria structure of distribution, including the first violently pipe A that has the certain interval, the second violently manages B, it has the integrated medium pipe 2 of vertical range to distribute between the first violently pipe A, the second violently manages B, through the integrated medium pipe 2 both ends of vertical distribution and the first violently pipe A, the second violently communicates between the pipe B, with the integrated medium pipe 2 fixed mounting of calandria structure in the integrated medium pipe box 1 of the frame-type that has the back shrouding board integrated medium pipe box 1 one end is equipped with lug 4, is equipped with haulage rope 5 on this lug 4, through haulage rope 5 winding on the reel 9 of forked tail crossbeam 12 one side, reel 9 install on symmetrical support arm 11, through support arm 11 fixed connection on forked tail crossbeam 12. The above-mentioned spool 9 is equipped with a curl control device formed from a crank handle 10 on one side. The winding drum 9 is driven to rotate clockwise and anticlockwise by the driving crank 10, and the opening angle of the integrated medium pipe box body 1 is controlled by the traction rope 5 wound on the winding drum. In the above, in order to control the position limit of any point in the use of the curling control device, the supporting arm 11 on one side is provided with a positioning insertion plate C. Through location picture peg C and forked tail socket installation cooperation, be equipped with the locating pin on this picture peg, utilize the locating pin restriction crank 10 to rotate. In this embodiment, the integrated medium pipe 2 is provided with a medium inlet pipe joint 6 and a medium outlet pipe joint 3, and the medium inlet pipe joint 6 and the medium outlet pipe joint 7 are connected with a medium inlet and outlet conveying pipeline (not shown in the drawing) through high-temperature and high-pressure resistant metal hoses. The heated medium is output through a conveying pipeline for industrial or domestic hot water, steam or power generation.

In the above, the curl control device may be controlled by a motor reducer or a hydraulic cylinder, in addition to the manual control.

In the above embodiment, besides the integrated medium pipe 2 is a distributed pipe-arranging structure, a U-shaped structure or a coil structure can be adopted.

In the above, the medium outlet pipe joint 7 may be connected to the medium conveying pipeline by a metal hose, or may be connected to the medium conveying pipeline by a hard pipe, and a rotary joint is installed at one end of the hard pipe to connect to the medium conveying pipeline.

In the above, besides the lifting device using the jack 14, a hydraulic cylinder may be used.

In the above, besides the positioning manner by the positioning inserting plate C, a ratchet wheel may be installed on one side of the reel shaft, and the supporting arm 11 is respectively provided with a limiting claw, a pawl hinged to the limiting claw and capable of swinging in one direction, and a torsion spring installed on the pawl (which belongs to the conventional technology and omits the structural drawings). When the curling mechanism curls, the pawl is disengaged from the ratchet wheel, so that the curling mechanism normally rotates in the clockwise direction; when the crimping mechanism rotates to a specified position, the crimping mechanism and the ratchet wheel act on the pawl in the reverse time direction under the action of the gravity of the integrated medium pipe, the pawl is pressed on the limiting clamping jaw at the moment, disengagement of the pawl and the ratchet wheel is limited, and the crimping control device is positioned.

Fig. 5 shows a reference schematic diagram of the using state of the continuous casting billet waste heat recycling device. When equipment maintenance is needed, the integrated medium pipe box body 1 is in an inclined state at an initial position lifted upwards. When the integrated medium pipe needs to exchange heat energy, the pulling rope 5 is loosened to the extent that the integrated medium pipe box body 1 is in a horizontal state relative to the hot continuous casting billet 18 on the conveying table 16 by controlling the crank handle 10 and the winding drum 9 in the crimping machine to rotate in the reverse time direction, and positioning is achieved through the pawl and the ratchet mechanism. The integrated medium pipe box 1 is positioned on the continuous casting hot billet 18 on the continuous casting machine conveying roller way 17 to absorb heat energy. Because the continuous casting hot billet 18 after being cut off continuously passes through the roller conveyor 17 of the continuous casting machine, the integrated medium pipe box body 1 can continuously absorb heat energy. On the contrary, when equipment maintenance is needed, the integrated medium pipe box body 1 is lifted, the crimping machine is controlled to rotate in the clockwise direction at the moment, the traction rope 5 is tightened until the integrated medium pipe box body 1 is in a suspension bridge type inclined state, and positioning is achieved through the positioning insertion plate C.

The integrated medium pipe box bodies 1 are distributed on two sides of a conveying roller way of the continuous casting machine, so that the integrated medium pipe box bodies 1 on the two sides are arranged in a one-to-one correspondence mode.

Claims

1. The utility model provides a continuous casting billet waste heat recovery utilizes device, characterized by includes integrated medium pipe box, be equipped with medium respectively on the integrated medium pipe box and advance the pipe connector, medium and go out the pipe connector, this integrated medium pipe box one side is articulated with adjustable frame, and integrated medium pipe box opposite side is connected with the curl control device that can control it to lift up or put down to one side.

2. The continuous casting billet waste heat recycling device of claim 1, wherein the curling control device is manually controlled or automatically controlled.

3. The continuous casting billet waste heat recycling device of claim 2, wherein the manual control device comprises a winding drum, a traction rope is wound on the winding drum, and a crank is arranged on one side of the winding drum.

4. The continuous casting billet waste heat recycling device of claim 2, wherein the automatic control device is a hydraulic cylinder or a motor reducer.

5. The continuous casting billet waste heat recycling device according to claim 1, wherein the adjustable frame comprises a vertical base, a dovetail groove slide way and a dovetail beam arranged in the dovetail groove slide way are arranged on the inner side of the vertical base, a hinge seat connected with a support arm on the integrated medium pipe box body is arranged on the dovetail beam, and a lifting adjusting device is arranged between the dovetail beam and the vertical base.

6. The continuous casting billet waste heat recycling device of claim 5, wherein the lifting adjusting device is a jack or a hydraulic cylinder.

7. The continuous casting billet waste heat recycling device of claim 1, wherein the integrated medium pipe in the integrated medium pipe box body is in a distributed calandria structure, a continuous U-shaped structure or a coil pipe structure.

8. The continuous casting billet waste heat recycling device according to claim 1, wherein the medium inlet pipe joint and the medium outlet pipe joint are connected through metal hoses, and the medium outlet pipe joint is connected with the medium conveying pipeline through the metal hoses.